score = 80
name = 'en'
count = 1

print("{}你的第{}次，python测试成绩是{}".format(name, count, score))
print("{0}你的第{1}次，python测试成绩是{2}".format(name, count, score))
print("{s}你的第{n}次，python测试成绩是{c}".format(s=name, n=count, c=score))
